Token ring? topic hijack: was Re: Mystery open source switching

Patrick W. Gilmore patrick at
Thu Nov 4 11:18:14 CDT 2010

On Nov 4, 2010, at 10:52 AM, Curtis Maurand wrote:
> On 11/2/2010 3:49 PM, Sven Olaf Kamphuis wrote:
>>> Are there still any commercial X.25 nets in operation?  I had some peripheral involvement with Tymnet in the MCI/Concert conversion, and hear it shut down sometime in 2003-4.
>> also: yep.
>> commercial x.25 based packet radio networks, and the wired parts to keep them together, are still around.
>> (the non-commercial ones also ofcourse ;)
> The last I knew all the ATM (Automated Teller Machines) all ran on X.25

No.  I configured ATMs over Frame Relay over a decade ago.  Although I would be surprised if some ATMs did not use X.25 to this day.

Most do run SNA - or at least did.


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